Ordinarily, I'd steer you to 911 dot burnigman dot com. Unfortunately, the medical people are too busy for me to have any assurance that they'd be able to help you.I know chrohn's is a nasty thing. A co-worker has it. But I don't have any useful information. Sorry.

The Lady with a Lamprey

"The powerful are exploiting people, art and ideas, and this leads to us plebes debating how to best ration ice.Man, no wonder they always win....." Lonesomebri

My first advice, useless as it might be, would be to make all of your own food and eat exactly the same meals you would have at home. The change in diet that usually happens and upending the frequency of eating are tough enough on those with a strong constitution.

The second is to read the link Savannah posted: viewtopic.php?f=3&t=41404